Where thinking suddenly stops in a configuration pregnant with tensions, it gives that configuration a shock, by which it crystallizes into a monad."
(Walter Benjamin, Thesis on the Philosophy of History)
"The knot is the only support conceivable for a relation between something and something else. If on the one hand the knot is abstract, it must at the same time be conceived as concrete."
(Jacques Lacan, Seminar XXIII: The Sinthome)